Conservation for productive agriculture
333.7
C549C and Chopra, V. L., ed. and Khoshoo, T. N., ed.
Conservation for productive agriculture
-- New Delhi : Indian Council of Agricultural Research , 1986
308676 172p.:ill.,tab.
Conservation of natural resources
C549C and Chopra, V. L., ed. and Khoshoo, T. N., ed.
Conservation for productive agriculture
-- New Delhi : Indian Council of Agricultural Research , 1986
308676 172p.:ill.,tab.
Conservation of natural resources